Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Fluorite from
Blueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA


Locality type:Quarry
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Blueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA
Data Identifiers
Mindat Occurrence Record ID:38489
Long-form Identifier:1:3:38489:6
GUID (UUID V4):0
Nearest other occurrences of Fluorite
1.6km (1.0 miles) ⓘNanny Goat Hill, Woburn, Middlesex County, Massachusetts, USA
11.0km (6.9 miles) ⓘTophet Hill mine, Lynnfield, Essex County, Massachusetts, USA
17.9km (11.1 miles) ⓘAggregate Industries Quarry (Lynn Sand and Stone Co. Quarry; Bardon Trimount Quarry; Hume Quarry), Swampscott, Essex County, Massachusetts, USA
23.0km (14.3 miles) ⓘWest Roxbury Crushed Stone Quarry (West Roxbury Trap Rock Co. Quarry; Grove St. Quarry), West Roxbury, Boston, Suffolk County, Massachusetts, USA
23.1km (14.4 miles) ⓘChelmsford Lime Quarries, Chelmsford, Middlesex County, Massachusetts, USA
26.4km (16.4 miles) ⓘGold Leaf Quarry, Quincy, Norfolk County, Massachusetts, USA
26.5km (16.5 miles) ⓘMerry Mount Quarry, Quincy, Norfolk County, Massachusetts, USA
26.8km (16.7 miles) ⓘGranite Railway Quarry (Granite Rail Quarry), Quincy, Norfolk County, Massachusetts, USA
26.9km (16.7 miles) ⓘFallon Brothers Quarry, Quincy, Norfolk County, Massachusetts, USA
27.1km (16.8 miles) ⓘHardwick Quarry, Quincy, Norfolk County, Massachusetts, USA
References
 
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